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Thermostable Purified Endoglucanases from Thermophilic Bacterium Acidothermus Cellulyticius

U.S. Patent 5,110,735


Technology Description

A substantially purified high molecular weight cellulase enzyme having a molecular weight of between about 156,000 to about 203,400 daltons isolated from the bacterium Acidothermus cellulolyticus (ATCC 43068) and a method of producing it are disclosed. The enzyme is water soluble, possesses both C.sub.1 and C.sub.x types of enzymatic activity, has a high degree of stability toward heat and exhibits both a high optimum temperature activity and high inactivation characteristics.

Inventors

Melvin P. Tucker; Michael E. Himmel; Ali Mohagheghi; Karel Grohmann

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